SEVEN XIIChronograph Men Watches ST1901 Mechanical Movement Hand Winding 38MM 40MM Men Wristwatches Sapphire Crystal Waterproof Military Pilot Watch for Men

Description

The Seagull ST1901 movement is a very popular hand-wound chronograph movement, 21,600vph (3Hz) and a 40-hour power reserve for very stable accuracy.Men's Fashion Casual Multifunctional Waterproof Watch, Wrist Watches for Men with Luminous Fashionable Men Watch, come with a nylon strap and a leather strap. Comfortable Practical: Durable style, pair it with any type of outfit. It fits for daily use! A value fashion gift for father, boy friend, or other male classmates, male colleague. Fashion and Casual: You can match this watch with any kinds of clothing.Item Specification: Case Material: 316L Stainless Steel Strap Material: Nylon Mirror Material: Synthetic sapphire Case Diameter: 1.50inch/38mm, 1.57inch/40mmCase Thickness: 0.51inch/13mm Band Width: 0.71inch/18mm, 0.78inch/20mmBand Length: 8.66inch/220mmSome Tips When you first wear this watch, you need to wind it. 1.Keep the crown on the normal position. 2.Turn the crown clockwise 30-40full turns or Gently rotate the crown until it can feel a little tight.3.Keep away from the magnetic appliances such as bluetooth speakers, TVs, and mobile phones.